Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"men dinh le snippets" » "me dinh le snippets", "men sinh le snippets", "mien dich le snippets", "men dinh ve snippets", "men dinh ly snippets", "men dinh ket snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("men dinh le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("men dinh le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( men dinh le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("men dinh le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.